Flag Magical Mathematics[Interesting Approach]> No. of solution to the equation. [y+[y]]=...
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No. of solution to the equation. [y+[y]]=2cos xwhere y=[sinx+[sinx+[sinx]]]/3 where [] denotes greatest integer function.

Leo Pixie , 10 Years ago
Grade 9
anser 1 Answers
Arun Kumar

Last Activity: 10 Years ago

Hello Student,
\\y={[sinx+[sinx+[sinx]]] \over 3}=[sinx] \\=>[y+[y]]=cosx \\=>[y]={cosx \over 2} \\=>[sinx]=cosx \\=>$hence no of solution is 0$
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
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